21872288

素因数分解:

$2^5\times {\mathrm{643}}^1\times {\mathrm{1063}}^1$

素因数の和:1716

約数の個数: 24

約数和(自身を含む): 43168608

約数和(自身を除く): 21296320

約数列:

[1, 2, 4, 8, 16, 32, 643, 1063, 1286, 2126, 2572, 4252, 5144, 8504, 10288, 17008, 20576, 34016, 683509, 1367018, 2734036, 5468072, 10936144, 21872288]

約数ペア:

[(1, 21872288), (2, 10936144), (4, 5468072), (8, 2734036), (16, 1367018), (32, 683509), (643, 34016), (1063, 20576), (1286, 17008), (2126, 10288), (2572, 8504), (4252, 5144)]